B33113313132313113313223313331323331333131322331333132322331323131133123231   >>    B3311331313231311331322331333132333133313132233133313232233132313113312323   <<    B33113313132313113313223313331323331333131322331333132322331323131133123233   >>      B33113313132313113313223313331323331333131322331333132322331323131133123232   >>